Home / 37,412.84-56,128.60-11,117.58

Finding the Fourth Proportional to 37,412.84, 56,128.60 and 11,117.58

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Solution

The fourth proportional to 37,412.84, 56,128.60 and 11,117.58 is: 16,679.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,412.84 : 56,128.60 = 11,117.58 : x
  2. Step 2: Convert to fraction form
    37,412.84/56,128.60 = 11,117.58/x
  3. Step 3: Cross multiply
    37,412.84x = 56,128.60 × 11,117.58
  4. Step 4: Simplify right side
    37,412.84x = 624,014,099.53
  5. Step 5: Solve for x
    x = 624,014,099.53/37,412.84
  6. Step 6: Final answer
    x = 16,679.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.